Every device employed to bolster individual freedom must have as its chief purpose the impairment of the absoluteness of power. The indications are that such an impairment is brought about not by strengthening the individual and pitting him against the possessors of power, but by distributing and diversifying power and pitting one category or unit of power against the other. Where power is one, the defeated individual, however strong and resourceful, can have no refuge and no recourse.